Home / 12,598,809.92-18,901,218.35-4,079,148.92

Finding the Fourth Proportional to 12,598,809.92, 18,901,218.35 and 4,079,148.92

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Solution

The fourth proportional to 12,598,809.92, 18,901,218.35 and 4,079,148.92 is: 6,119,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598,809.92 : 18,901,218.35 = 4,079,148.92 : x
  2. Step 2: Convert to fraction form
    12,598,809.92/18,901,218.35 = 4,079,148.92/x
  3. Step 3: Cross multiply
    12,598,809.92x = 18,901,218.35 × 4,079,148.92
  4. Step 4: Simplify right side
    12,598,809.92x = 77,100,884,334,778.45
  5. Step 5: Solve for x
    x = 77,100,884,334,778.45/12,598,809.92
  6. Step 6: Final answer
    x = 6,119,695.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.